Flexible bag



FIG. 1 is a perspective view of a flexible bag, in a folded condition, showing my new design;

FIG. 2 is a side elevational view in an unfolded condition, the side opposite being substantially a mirror image of the side shown;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a flexible bag, as shown and described. 